Home / 43,234.60-64,851.90-25,695.40

Finding the Fourth Proportional to 43,234.60, 64,851.90 and 25,695.40

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Solution

The fourth proportional to 43,234.60, 64,851.90 and 25,695.40 is: 38,543.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,234.60 : 64,851.90 = 25,695.40 : x
  2. Step 2: Convert to fraction form
    43,234.60/64,851.90 = 25,695.40/x
  3. Step 3: Cross multiply
    43,234.60x = 64,851.90 × 25,695.40
  4. Step 4: Simplify right side
    43,234.60x = 1,666,395,511.26
  5. Step 5: Solve for x
    x = 1,666,395,511.26/43,234.60
  6. Step 6: Final answer
    x = 38,543.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.